| Customization: | Available |
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| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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| Applicable standards | IEC61672-1: 2013 Class 2 |
| Measurement range | Auto:30 to 130dB,Manual: 30-90dB, 50-110dB, and 70-130dB |
| Microphone | 1/2 inch polarized condenser microphone |
| Frequency range | 31.5~8000Hz |
| Accuracy | ±1.5dB ( at reference condition of 94dB,1 kHz) |
| Resolution | 0.1dB |
| Data update | 500ms |
| Frequency weighting | A and C |
| Response time | FAST 125 ms, SLOW 1 s |
| Standard calibrator | 1KHz sine wave @ 94 or 114dB |
| Display | 3-1/2 digital LCD with analog bar-graph |
| Over load indication | Display "OVER" & "UNDER" icons |
| Outputs | AC/DC signal output from earphone jack AC=4Vrms ,DC=10mV/dB (only for LD8506) |
| Data output | Micro USB |
| Auto power off | Automatically power off if without operation in 20 mins |
| Power | One 6F22 battery or 9V 6LR61 |
| Memory | 32000 data(only for LD8506) |
| Operating condition | 0 ~ 50°C (32 ~ 122°F),10 ~ 90% RH,Non-condensing |
| Storage condition | -20 ~ 60°C (- 4 ~ 140°F),10 ~ 90% RH,Non-condensing |
| Weight & dimension | 200g(including battery),215mm*58mm*33mm |
| Accessories | Manual, 9V battery, windscreen USB cable, software CD (LD 8506). |
Q1: Can I place sample order first?
A1: Yes, we will quote you different prices for small, medium and large qty. You can order with different price for different qty.
Q2: How could I pay them?
A2: For your utmost convenience, we mainly accept PayPal, Western Union, and T/T. Just inform us of your preferred payment method, and we shall promptly provide our bank details. We are also eager to meet any particular requirements you might have.
Q3: How do I place an order?
A3: Placing an order with us is refreshingly simple. You can send your purchase order via email, Trade Manager, or Skype. Additionally, you can request a Proforma Invoice directly from our team for a smooth and seamless transaction.
Q4: When will I receive my order?
A4: We focus on swift efficiency. Sample orders are typically produced and shipped within 2-3 working days. For bulk orders, the timeline ranges from 5-20 working days, depending on your unique design needs.
Q5: How will the products be shipped to us?
A5: For prompt and reliable delivery, we primarily utilize trusted carriers such as DHL, UPS, and FedEx, ensuring your products arrive quickly and safely.
Q6: Can you customize products according to our designs and include our logo?
A6: Absolutely! We provide both standard and tailored options, perfectly integrating your logo as per your request. Our skilled R&D team is ready to address any technical queries, and ODM/OEM projects are enthusiastically welcomed.
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